Finding the Fourth Proportional to 299,534.34, 413,341.97 and 163,542.07
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Solution
The fourth proportional to 299,534.34, 413,341.97 and 163,542.07 is: 225,679.64
Step by Step Solution
- Step 1: Write the proportion equation
299,534.34 : 413,341.97 = 163,542.07 : x - Step 2: Convert to fraction form
299,534.34/413,341.97 = 163,542.07/x - Step 3: Cross multiply
299,534.34x = 413,341.97 × 163,542.07 - Step 4: Simplify right side
299,534.34x = 67,598,801,391.68 - Step 5: Solve for x
x = 67,598,801,391.68/299,534.34 - Step 6: Final answer
x = 225,679.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.